Description: AISI 316L stainless steel inner wall and AISI 304 stainless steel outer wall. Rock wool: density 180 kg/m³, thickness 25 mm. Total absence of thermal bridge. External color: matt black RAL 9004.
Utilities: For natural draught boilers (negative pressure) and forced draught (positive pressure up to 200 Pa with seal) which work in dry or wet conditions (condensation) and use gas, gas oil or solids (firewood, coal, pellets, etc.) as fuel.
Interior and exterior
· With seal: EN 1856-1 T200-P1-W-V2-L50040-O(10)
· Without seal: EN T600 N1 W V2 L50040 G50

Distance to combustible materials:
· Gas or gasoil with flue gas Tª C <200 oC – 10 mm.
· Solid fuels – 50 mm.
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